About ZIRSEC
ZIRSEC specializes in industrial silicon carbide solutions. Backed by 20 years of expertise and 8,000+ mass silicon carbide ceramic production cases, it delivers durable, high-performance SiC products for mechanical, chemical, and metallurgical industries, boosting efficiency and reliability.
Why Choose Us
Trust Built on Flexibility, Precision, and Proven Results
Flexible and Efficient Service System
Supports orders from just 1 piece, with samples in 3–7 days and small batches in 7 days — far faster than the 15-day industry average.
Flexible production lines allow quick mold switching, covering 100+ standard SiC components to meet diverse needs.
Full-Scenario Customization Response
From design to reverse engineering, we offer free technical consulting and customization for complex parts.
Precision tolerance of ±0.01mm, coating options for acid/oxidation resistance, and complete support for equipment upgrades.
Full-Chain Manufacturing Assurance
Our 120-acre facility in Linshu, Shandong features five advanced production lines for vacuum sintering and CNC machining.
Capable of producing large SiC components up to φ1.2m, ensuring consistent quality and efficiency.
Our Mission
Innovating with Silicon Carbide to Empower Industry
We are committed to driving global industrial upgrades through high-performance SiC materials and precision engineering.
Our mission is to enable stronger, more efficient, and more sustainable industries through continuous innovation and dependable partnerships.
Core Applications in Industrial Machinery
Reliable SiC Components for Harsh Environments

Wear-Resistant Components
High-hardness SiC impellers, bearings, and guide wheels with HV0.5 ≥ 2600, density ≥ 3.12 g/cm³, extending lifespan by 3–5×.

Sealing Systems
Pressureless sintered SiC sealing rings (minimum order: 5 pcs), with excellent acid and alkali resistance (pH 0–14), reducing leakage by 90%.

High-Temperature Structural Parts
Kiln rails and rollers suitable for 1000–1600°C operations, standard models delivered within 72 hours, lifespan up to 25,000 hours.
Full Manufacturing Capability
From Powder to Finished Components

We operate a fully integrated production chain that includes:
- Reaction sintering
- Recrystallization sintering
- Coating reinforcement
This ensures total control over each process, guaranteeing traceable quality and efficiency from raw materials to final inspection.
ZIRSEC: Performance Ceramics, Trusted Partner
Fast response for small orders, with precise customization